def post(self, request):
"""
The response gives a triple store format file
---
omit_serializer: true
response_serializer: TODO
consumes: ["multipart/form-data"]
parameters:
- name: shp
type: file
required: true
paramType: form
- name: shx
type: file
required: true
paramType: form
- name: dbf
type: file
required: true
paramType: form
- name: prj
type: file
required: true
paramType: form
"""
shape_serializer = ShapeFileSerializer(data=request.data)
if shape_serializer.is_valid(raise_exception=True):
# create tmp dir
tmp_dir = save_shape_in_tmp_dir(
[request.data['shp'], request.data['shx'],
request.data['dbf'], request.data['prj']])
request.data['input_file'] = tmp_dir + request.data['shp'].name
out_file_path = tmp_dir + request.data['shp'].name[:-4]
out_file_path += '.' + request.data['format_file'].lower()
request.data['output_file'] = out_file_path
triple_store_serializer = TripleStoreSerializer(data=request.data)
if triple_store_serializer.is_valid(raise_exception=True):
params = rename_params(request.data.dict())
print post_node_server(data=params, token=None,
url='/convertShape')
"""
try:
f = open(out_file_path)
file_content = f.read()
f.close()
delete_dir(tmp_dir)
except IOError:
return Response({'detail': 'Server error'},
status=
status.HTTP_500_INTERNAL_SERVER_ERROR)
return file_content
"""
# return Response({'triple-store_url': ''},
# status=status.HTTP_200_OK)
else:
return Response(triple_store_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
else:
return Response(shape_serializer.errors,
status=status.HTTP_415_UNSUPPORTED_MEDIA_TYPE)
def process(file_shp, params, store_in_semantic_db=False):
# create auth token
token = NodeToken.objects.create(user=self.request.user)
if store_in_semantic_db:
# params = request.data.dict()
params['input_file'] = file_shp.shp.name
pos = params['input_file'].rfind('/')
params['feature_string'] = params['input_file'] \
[pos+1:-4]
params['output_file'] = settings.UPLOAD_TRIPLE_STORE + \
'/' + params['feature_string'] + '.' + params['format_file']
params['owner'] = self.request.user
# create commit message for geogit
# if params.has_key('commit_msg'):
# if params['commit_msg'] != '':
# commit_msg = params['commit_msg']
# else:
# commit_msg = 'shape file '+ \
# params['feature_string']+' imported.'
# params.pop('commit_msg')
# else:
# return Response({'commit_msg':
# ["This query parameter is required."]},
# status=status.HTTP_400_BAD_REQUEST)
# TODO - vedi se possibile togliere triple_store
triple_store = TripleStore.objects.create(**params)
triple_store.shp.add(file_shp)
params = rename_params(params)
# call geogit and commit uploaded shp
# geogit = Git(owner=self.request.user)
# geogit.push(shp=file_shp.shp.name, commit_msg=commit_msg)
result = post_node_server(data=params, token=token,
url='/loadShape')
else:
result = post_node_server(data={'input_file': file_shp.shp.name},
token=token, url='/loadShpInGeonode')
return Response({'detail': result['details']},
status=result['status'])
# if result == True:
# return Response({'detail': result['details'],
# status=result['status'])
# else:
# return Response({'detail': result}, status=status.HTTP_200_OK)
if request.QUERY_PARAMS.has_key('type'):
upload_type = request.QUERY_PARAMS['type'].lower()
create_dir(settings.UPLOAD_SHAPE)
shape_serializer = ShapeFileSerializer(data=request.data)
if upload_type == 'base':
if shape_serializer.is_valid(raise_exception=True):
file_shp = self.save_shp(request.data, self.request.user)
# save_ckan_resource(file_shp.id, params)
return process(file_shp, params,
store_in_semantic_db=False)
elif u'zip' in request.data:
f = get_shp_from_zip(request.data['zip'])
if f:
file_shp = self.save_shp(f, self.request.user)
return process(file_shp, params,
store_in_semantic_db=False)
else:
return Response(shape_serializer.errors,
status=status.HTTP_415_UNSUPPORTED_MEDIA_TYPE)
else:
return Response(shape_serializer.errors,
status=status.HTTP_415_UNSUPPORTED_MEDIA_TYPE)
elif upload_type == 'all':
if shape_serializer.is_valid(raise_exception=True):
triple_store_serializer = TripleStoreSerializer(
data=request.data)
if triple_store_serializer.is_valid(raise_exception=True):
file_shp = self.save_shp(request.data,
self.request.user)
save_ckan_resource(file_shp.id, params)
return process(file_shp, params,
store_in_semantic_db=True)
else:
return Response(triple_store_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
elif u'zip' in request.data:
f = get_shp_from_zip(request.data['zip'])
if f:
file_shape = self.save_shp(f, self.request.user)
return process(file_shape, params,
store_in_semantic_db=True)
else:
return Response(shape_serializer.errors,
status=status.HTTP_415_UNSUPPORTED_MEDIA_TYPE)
else:
return Response({'type': ['Select a valid choice!']},
status=status.HTTP_400_BAD_REQUEST)
else:
return Response({'type': ["This query parameter is required."]},
status=status.HTTP_400_BAD_REQUEST)
